Re: [PATCH 6/8] libata hotplug to align with dock driver

[Holger Macht <hmacht@suse.de>]

On Tue 10. Jun - 09:34:36, Shaohua Li wrote:
> On Mon, 2008-06-09 at 02:37 +0100, Matthew Garrett wrote:
> > On Fri, Jun 06, 2008 at 01:23:08PM +0800, Shaohua Li wrote:
> > 
> > >  	case ACPI_NOTIFY_EJECT_REQUEST:
> > >  		ata_ehi_push_desc(ehi, "ACPI event");
> > > -
> > > -		if (!is_dock_event)
> > > -			break;
> > > -
> > > -		/* undock event - immediate unplug */
> > >  		ata_acpi_detach_device(ap, dev);
> > 
> > Ok, just to check that I've understood the other patches - this will 
> > only be called if the device has actually been removed, and not if you 
> > merely get an EJECT_REQUEST, right? An EJECT_REQUEST from a bay device 
> > should always just signal userspace, and never actually cause the device 
> > to be deleted. I don't really like the way that you're remapping event 
> > types inside the dock driver - it'd be cleaner if the per-driver 
> > handlers received ADD_DEVICE or REMOVE_DEVICE or something.
> It's not forcely ejected. This patch adds a check in dock.c, if eject
> request is for an ata bay, we just signal userspace. Latter if a
> device/bus check invoked, dock driver will check status, and doing force
> eject. At this time, ata's EJECT_REQUEST handler will be called.
> Remapping event is to make per-driver handlers easy. complex is all in
> dock driver.

I still don't get a uevent signalled to userspace for a bay device in my
dock station when pressing the lever on the bay device. I think I'll get
to debug this by the end of the week or the weekend if you like...

Regards,
	Holger